 The two largest ethnic groups reported in Gedeb were the Oromo (93.69%), and the Amhara (4.6%); all other ethnic groups made up 1.11% of the population.Oromiffa was spoken as a first language by 93.03%, and 6.51% spoke Amharic; the remaining 0.46% spoke all other primary languages reported.The majority of the inhabitants were Muslim, with 77.87% of the population having reported they practiced that belief, while 21.76% of the population said they professed Ethiopian Orthodox Christianity.